Camshaft Housing and Cylinder Head · Engine and Clutch
| System | Engine and Clutch |
| Subsystem | Camshaft Housing and Cylinder Head |
| Assembly | Cylinder Head |
| Thread | M10 |
| Years | 1972–1981 |
| Vehicles | 911SC, 911T/E/S |
| Confidence | Factory Verified |
Source: Porsche 911 Workshop Manual, Section 0.2-5/2 (Tightening Torques for Engine)